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They are effective against Fire-types, but must beware of the conductive power of Electric attacks 4

banish both that monster and this card from the field, but return them in your next Standby Phase

In other words, its an effective counter to counterspells

Once per turn: You can detach 1 Xyz material from this card, You can detach 1 Xyz material from this card, then target 1 monster on your side and one on your opponent's side of the field: attach them as Xyz Materials to this card OR target one card on your side of the field and two on your opponent's side of the field: destroy those targets

Honestly, it likely depends on the needs of the future plot

C Common Secret Barrel X TRAP Inflict 200 damage to your opponent for each card in their hand and for each card they control